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. 2009 Oct 23;38(1):39–47. doi: 10.1093/nar/gkp877

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© The Author(s) 2009. Published by Oxford University Press.

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/2.5/uk/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 4. — Testing (A) T^ASC and (B) T^SV40 terminators for the ability to protect mini-white expression from positive position effects. (C) Testing T^ASC for the negative influence on mini-white expression. The yellow gene is shown as a gray rectangle with the arrow indicating the direction of transcription. (D) Testing T^ASC for the ability to terminate endogenous transcription at different genomic sites. For other designations, see Figures 1–3.